Lake County

Montana

FIPS: 30047
Taxa recorded: 601
Of which native: 362
Introduced: 223

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Showing 601 of 601.

Acer glabrum Torr. Native ACGL

Rocky Mountain maple · Aceraceae
Acer platanoides L. Introduced ACPL

Norway maple · Aceraceae
Achillea millefolium L. Both ACMI2

common yarrow · Asteraceae
Achillea nobilis L. Introduced ACNO

noble yarrow · Asteraceae
Acroptilon repens (L.) DC. Introduced ACRE3

hardheads · Asteraceae
Adenocaulon bicolor Hook. Native ADBI

American trailplant · Asteraceae
Agoseris glauca (Pursh) Raf. Native AGGL

pale agoseris · Asteraceae
Agropyron cristatum (L.) Gaertn. Introduced AGCR

crested wheatgrass · Poaceae
Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev Introduced AGCRP8

crested wheatgrass · Poaceae
Agrostemma githago L. Introduced AGGI

common corncockle · Caryophyllaceae
Agrostis stolonifera L. Introduced AGST2

creeping bentgrass · Poaceae
Alcea rosea L. Introduced ALRO3

hollyhock · Malvaceae
Alisma triviale Pursh Native ALTR7

northern water plantain · Alismataceae
Allium acuminatum Hook. Native ALAC4

tapertip onion · Liliaceae
Allium cernuum Roth Native ALCE2

nodding onion · Liliaceae
Alopecurus pratensis L. Introduced ALPR3

meadow foxtail · Poaceae
Alyssum alyssoides (L.) L. Introduced ALAL3

pale madwort · Brassicaceae
Alyssum desertorum Stapf Introduced ALDE

desert madwort · Brassicaceae
Alyssum desertorum Stapf var. desertorum Introduced ALDED

desert madwort · Brassicaceae
Amaranthus blitoides S. Watson Introduced AMBL

mat amaranth · Amaranthaceae
Amaranthus hybridus L. Native AMHY

slim amaranth · Amaranthaceae
Amaranthus retroflexus L. Native AMRE

redroot amaranth · Amaranthaceae
Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Native AMAL2

Saskatoon serviceberry · Rosaceae
Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. Native AMME

Menzies' fiddleneck · Boraginaceae
Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. intermedia (Fisch. & C.A. Mey.) Ganders Native AMMEI2

common fiddleneck · Boraginaceae
Anaphalis margaritacea (L.) Benth. Native ANMA

western pearly everlasting · Asteraceae
Anchusa azurea Mill. Introduced ANAZ

Italian bugloss · Boraginaceae
Anchusa officinalis L. Introduced ANOF

common bugloss · Boraginaceae
Androsace filiformis Retz. Native ANFI

filiform rockjasmine · Primulaceae
Angelica arguta Nutt. Native ANAR3

Lyall's angelica · Apiaceae
Antennaria luzuloides Torr. & A. Gray Native ANLU2

rush pussytoes · Asteraceae
Antennaria luzuloides Torr. & A. Gray ssp. luzuloides Native ANLUL

rush pussytoes · Asteraceae
Antennaria pulcherrima (Hook.) Greene Native ANPU

showy pussytoes · Asteraceae
Antennaria pulcherrima (Hook.) Greene ssp. pulcherrima Native ANPUP

handsome pussy-toes · Asteraceae
Antennaria rosea Greene Native ANRO2

rosy pussytoes · Asteraceae
Anthemis arvensis L. Introduced ANAR6

corn chamomile · Asteraceae
Anthemis cotula L. Introduced ANCO2

stinking chamomile · Asteraceae
Anthemis tinctoria L. Introduced ANTI

golden chamomile · Asteraceae
Apera interrupta (L.) P. Beauv. Introduced APIN

dense silkybent · Poaceae
Apocynum androsaemifolium L. Native APAN2

spreading dogbane · Apocynaceae
Apocynum ×floribundum Greene (pro sp.) [androsaemifolium × cannabinum] Native APFL

Apocynaceae
Arabidopsis thaliana (L.) Heynh. Introduced ARTH

mouseear cress · Brassicaceae
Arabis glabra (L.) Bernh. Native ARGL

tower rockcress · Brassicaceae
Arabis hirsuta (L.) Scop. Native ARHI

hairy rockcress · Brassicaceae
Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins Native ARHIP

creamflower rockcress · Brassicaceae
Arabis holboellii Hornem. Native ARHO2

Holboell's rockcress · Brassicaceae
Arctium minus Bernh. Introduced ARMI2

lesser burdock · Asteraceae
Arctostaphylos uva-ursi (L.) Spreng. Native ARUV

kinnikinnick · Ericaceae
Arenaria congesta Nutt. Native ARCO5

ballhead sandwort · Caryophyllaceae
Arenaria serpyllifolia L. Introduced ARSE2

thymeleaf sandwort · Caryophyllaceae
Arnica cordifolia Hook. Native ARCO9

heartleaf arnica · Asteraceae
Arnica latifolia Bong. Native ARLA8

broadleaf arnica · Asteraceae
Arnica rydbergii Greene Native ARRY

Rydberg's arnica · Asteraceae
Arnica sororia Greene Native ARSO2

twin arnica · Asteraceae
Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl Introduced AREL3

tall oatgrass · Poaceae
Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl var. elatius Introduced ARELE

tall oatgrass · Poaceae
Artemisia absinthium L. Introduced ARAB3

absinthium · Asteraceae
Artemisia frigida Willd. Native ARFR4

prairie sagewort · Asteraceae
Artemisia lindleyana Besser Native ARLI2

Columbia River wormwood · Asteraceae
Artemisia ludoviciana Nutt. Both ARLU

white sagebrush · Asteraceae
Asperugo procumbens L. Introduced ASPR

German-madwort · Boraginaceae
Astragalus agrestis Douglas ex G. Don Native ASAG2

purple milkvetch · Fabaceae
Astragalus australis (L.) Lam. Native ASAU4

Indian milkvetch · Fabaceae
Astragalus bourgovii A. Gray Native ASBO3

Bourgov's milkvetch · Fabaceae
Astragalus canadensis L. Native ASCA11

Canadian milkvetch · Fabaceae
Astragalus cicer L. Introduced ASCI4

chickpea milkvetch · Fabaceae
Astragalus miser Douglas ex Hook. Native ASMI9

timber milkvetch · Fabaceae
Astragalus tenellus Pursh Native ASTE5

looseflower milkvetch · Fabaceae
Atriplex micrantha Ledeb. Introduced ATMI2

twoscale saltbush · Chenopodiaceae
Atriplex patula L. Introduced ATPA4

spear saltbush · Chenopodiaceae
Avena fatua L. Introduced AVFA

wild oat · Poaceae
Balsamorhiza sagittata (Pursh) Nutt. Native BASA3

arrowleaf balsamroot · Asteraceae
Barbarea vulgaris W.T. Aiton Introduced BAVU

garden yellowrocket · Brassicaceae
Bassia scoparia (L.) A.J. Scott Introduced BASC5

burningbush · Chenopodiaceae
Bellis perennis L. Introduced BEPE2

lawndaisy · Asteraceae
Berberis vulgaris L. Introduced BEVU

common barberry · Berberidaceae
Berteroa incana (L.) DC. Introduced BEIN2

hoary alyssum · Brassicaceae
Besseya rubra (Douglas ex Hook.) Rydb. Native BERU

red besseya · Scrophulariaceae
Besseya wyomingensis (A. Nelson) Rydb. Native BEWY

Wyoming besseya · Scrophulariaceae
Betula occidentalis Hook. Native BEOC2

water birch · Betulaceae
Betula papyrifera Marshall Native BEPA

paper birch · Betulaceae
Betula papyrifera Marshall var. papyrifera Native BEPAP

paper birch · Betulaceae
Brassica juncea (L.) Czern. Introduced BRJU

brown mustard · Brassicaceae
Brassica nigra (L.) W.D.J. Koch Introduced BRNI

black mustard · Brassicaceae
Brassica rapa L. Introduced BRRA

field mustard · Brassicaceae
Brassica rapa L. var. rapa Introduced BRRAR

field mustard · Brassicaceae
Bromus arvensis L. Introduced BRAR5

field brome · Poaceae
Bromus briziformis Fisch. & C.A. Mey. Introduced BRBR5

rattlesnake brome · Poaceae
Bromus hordeaceus L. Introduced BRHO2

soft brome · Poaceae
Bromus hordeaceus L. ssp. hordeaceus Introduced BRHOH

soft brome · Poaceae
Bromus racemosus L. Introduced BRRA2

bald brome · Poaceae
Bromus tectorum L. Introduced BRTE

cheatgrass · Poaceae
Buglossoides arvensis (L.) I.M. Johnst. Introduced BUAR3

corn gromwell · Boraginaceae
Butomus umbellatus L. Introduced BUUM

flowering rush · Butomaceae
Calochortus eurycarpus S. Watson Native CAEU

white mariposa lily · Liliaceae
Calochortus nuttallii Torr. & A. Gray Native CANU3

sego lily · Liliaceae
Calypso bulbosa (L.) Oakes Native CABU

fairy slipper · Orchidaceae
Calypso bulbosa (L.) Oakes var. americana (R. Br.) Luer Native CABUA

fairy slipper · Orchidaceae
Calystegia sepium (L.) R. Br. Both CASE13

hedge false bindweed · Convolvulaceae
Calystegia sepium (L.) R. Br. ssp. angulata Brummitt Native CASEA3

hedge false bindweed · Convolvulaceae
Camelina microcarpa Andrz. ex DC. Introduced CAMI2

littlepod false flax · Brassicaceae
Camelina sativa (L.) Crantz Introduced CASA2

false flax · Brassicaceae
Camelina sativa (L.) Crantz ssp. sativa Introduced CASAS2

gold-of-pleasure · Brassicaceae
Campanula glomerata L. Introduced CAGL2

Dane's blood · Campanulaceae
Campanula rapunculoides L. Introduced CARA

rampion bellflower · Campanulaceae
Campanula rotundifolia L. Native CARO2

bluebell bellflower · Campanulaceae
Capsella bursa-pastoris (L.) Medik. Introduced CABU2

shepherd's purse · Brassicaceae
Cardamine pensylvanica Muhl. ex Willd. Native CAPE3

Pennsylvania bittercress · Brassicaceae
Cardaria draba (L.) Desv. Introduced CADR

whitetop · Brassicaceae
Carduus nutans L. Introduced CANU4

nodding plumeless thistle · Asteraceae
Carex bebbii Olney ex Fernald Native CABE2

Bebb's sedge · Cyperaceae
Carex engelmannii L.H. Bailey Native CAEN3

Engelmann's sedge · Cyperaceae
Carex pellita Muhl. ex Willd. Native CAPE42

woolly sedge · Cyperaceae
Carum carvi L. Introduced CACA19

caraway · Apiaceae
Castilleja lutescens (Greenm.) Rydb. Native CALU14

stiff yellow Indian paintbrush · Scrophulariaceae
Castilleja miniata Douglas ex Hook. Native CAMI12

giant red Indian paintbrush · Scrophulariaceae
Castilleja miniata Douglas ex Hook. ssp. miniata Native CAMIM5

giant red Indian paintbrush · Scrophulariaceae
Ceanothus sanguineus Pursh Native CESA

redstem ceanothus · Rhamnaceae
Centaurea diffusa Lam. Introduced CEDI3

diffuse knapweed · Asteraceae
Centaurea solstitialis L. Introduced CESO3

yellow star-thistle · Asteraceae
Centaurea stoebe L. Introduced CEST8

spotted knapweed · Asteraceae
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek Introduced CESTM

spotted knapweed · Asteraceae
Centaurium exaltatum (Griseb.) W. Wight ex Piper Native CEEX

desert centaury · Gentianaceae
Cerastium arvense L. Both CEAR4

field chickweed · Caryophyllaceae
Cerastium arvense L. ssp. strictum (L.) Ugborogho Native CEARS2

field chickweed · Caryophyllaceae
Cerastium fontanum Baumg. Introduced CEFO2

common mouse-ear chickweed · Caryophyllaceae
Cerastium fontanum Baumg. ssp. vulgare (Hartm.) Greuter & Burdet Introduced CEFOV2

big chickweed · Caryophyllaceae
Cerastium glomeratum Thuill. Introduced CEGL2

sticky chickweed · Caryophyllaceae
Ceratocephala testiculata (Crantz) Roth Introduced CETE5

curveseed butterwort · Ranunculaceae
Chamaesyce serpens (Kunth) Small Native CHSE4

matted sandmat · Euphorbiaceae
Chamerion angustifolium (L.) Holub Native CHAN9

fireweed · Onagraceae
Chamerion angustifolium (L.) Holub ssp. angustifolium Native CHANA2

fireweed · Onagraceae
Chenopodium album L. Both CHAL7

lambsquarters · Chenopodiaceae
Chenopodium album L. var. album Introduced CHALA

lambsquarters · Chenopodiaceae
Chenopodium glaucum L. Introduced CHGL3

oakleaf goosefoot · Chenopodiaceae
Chenopodium murale L. Introduced CHMU2

nettleleaf goosefoot · Chenopodiaceae
Chenopodium rubrum L. Native CHRU

red goosefoot · Chenopodiaceae
Chenopodium simplex (Torr.) Raf. Native CHSI2

mapleleaf goosefoot · Chenopodiaceae
Chorispora tenella (Pall.) DC. Introduced CHTE2

crossflower · Brassicaceae
Cichorium intybus L. Introduced CIIN

chicory · Asteraceae
Cicuta douglasii (DC.) J.M. Coult. & Rose Native CIDO

western water hemlock · Apiaceae
Cirsium arvense (L.) Scop. Introduced CIAR4

Canada thistle · Asteraceae
Cirsium hookerianum Nutt. Native CIHO

white thistle · Asteraceae
Cirsium undulatum (Nutt.) Spreng. Native CIUN

wavyleaf thistle · Asteraceae
Cirsium undulatum (Nutt.) Spreng. var. undulatum Native CIUNU

wavyleaf thistle · Asteraceae
Cirsium vulgare (Savi) Ten. Introduced CIVU

bull thistle · Asteraceae
Clarkia pulchella Pursh Native CLPU

pinkfairies · Onagraceae
Claytonia lanceolata Pall. ex Pursh Native CLLA2

lanceleaf springbeauty · Portulacaceae
Claytonia perfoliata Donn ex Willd. Native CLPE

miner's lettuce · Portulacaceae
Claytonia perfoliata Donn ex Willd. ssp. perfoliata Native CLPEP

miner's lettuce · Portulacaceae
Clematis columbiana (Nutt.) Torr. & A. Gray Native CLCO2

rock clematis · Ranunculaceae
Clematis ligusticifolia Nutt. Native CLLI2

western white clematis · Ranunculaceae
Clematis ligusticifolia Nutt. var. ligusticifolia Native CLLIL2

western white clematis · Ranunculaceae
Clintonia uniflora (Menzies ex Schult. & Schult. f.) Kunth Native CLUN2

bride's bonnet · Liliaceae
Collomia linearis Nutt. Native COLI2

tiny trumpet · Polemoniaceae
Comarum palustre L. Native COPA28

purple marshlocks · Rosaceae
Conium maculatum L. Introduced COMA2

poison hemlock · Apiaceae
Consolida ajacis (L.) Schur Introduced COAJ

doubtful knight's-spur · Ranunculaceae
Convallaria majalis L. Introduced COMA7

European lily of the valley · Liliaceae
Convolvulus arvensis L. Introduced COAR4

field bindweed · Convolvulaceae
Conyza canadensis (L.) Cronquist Native COCA5

Canadian horseweed · Asteraceae
Conyza canadensis (L.) Cronquist var. canadensis Native COCAC3

Canadian horseweed · Asteraceae
Cornus canadensis L. Native COCA13

bunchberry dogwood · Cornaceae
Cornus sericea L. Native COSE16

redosier dogwood · Cornaceae
Cornus sericea L. ssp. sericea Native COSES

redosier dogwood · Cornaceae
Crataegus douglasii Lindl. Native CRDO2

black hawthorn · Rosaceae
Crepis acuminata Nutt. Native CRAC2

tapertip hawksbeard · Asteraceae
Crepis acuminata Nutt. ssp. acuminata Native CRACA

tapertip hawksbeard · Asteraceae
Crepis atribarba A. Heller Native CRAT

slender hawksbeard · Asteraceae
Crepis capillaris (L.) Wallr. Introduced CRCA3

smooth hawksbeard · Asteraceae
Crepis intermedia A. Gray Native CRIN4

limestone hawksbeard · Asteraceae
Cuscuta approximata Bab. Introduced CUAP2

alfalfa dodder · Cuscutaceae
Cuscuta epithymum (L.) L. Introduced CUEP

clover dodder · Cuscutaceae
Cuscuta indecora Choisy Native CUIN

bigseed alfalfa dodder · Cuscutaceae
Cuscuta indecora Choisy var. neuropetala (Engelm.) Hitchc. Native CUINN

bigseed dodder · Cuscutaceae
Cynoglossum officinale L. Introduced CYOF

gypsyflower · Boraginaceae
Dactylis glomerata L. Introduced DAGL

orchardgrass · Poaceae
Dactylis glomerata L. ssp. glomerata Introduced DAGLG

orchardgrass · Poaceae
Dasiphora fruticosa (L.) Rydb. Native DAFR6

shrubby cinquefoil · Rosaceae
Dasiphora fruticosa (L.) Rydb. ssp. floribunda (Pursh) Kartesz Native DAFRF

shrubby cinquefoil · Rosaceae
Delphinium bicolor Nutt. Native DEBI

little larkspur · Ranunculaceae
Delphinium nuttallianum Pritz. ex Walp. Native DENU2

twolobe larkspur · Ranunculaceae
Descurainia pinnata (Walter) Britton Native DEPI

western tansymustard · Brassicaceae
Descurainia sophia (L.) Webb ex Prantl Introduced DESO2

herb sophia · Brassicaceae
Dianthus armeria L. Introduced DIAR

Deptford pink · Caryophyllaceae
Dianthus deltoides L. Introduced DIDE

maiden pink · Caryophyllaceae
Dipsacus fullonum L. Introduced DIFU2

Fuller's teasel · Dipsacaceae
Dodecatheon conjugens Greene Native DOCO

Bonneville shootingstar · Primulaceae
Draba breweri S. Watson Native DRBR2

cushion draba · Brassicaceae
Draba breweri S. Watson var. cana (Rydb.) Rollins Native DRBRC

cushion draba · Brassicaceae
Draba nemorosa L. Native DRNE

woodland draba · Brassicaceae
Draba verna L. Introduced DRVE2

spring draba · Brassicaceae
Dysphania botrys (L.) Mosyakin & Clemants Introduced DYBO

Jerusalem oak goosefoot · Chenopodiaceae
Echinochloa crus-galli (L.) P. Beauv. Introduced ECCR

barnyardgrass · Poaceae
Echium vulgare L. Introduced ECVU

common viper's bugloss · Boraginaceae
Elaeagnus angustifolia L. Introduced ELAN

Russian olive · Elaeagnaceae
Elodea canadensis Michx. Native ELCA7

Canadian waterweed · Hydrocharitaceae
Elymus repens (L.) Gould Introduced ELRE4

quackgrass · Poaceae
Epilobium brachycarpum C. Presl Native EPBR3

tall annual willowherb · Onagraceae
Epilobium ciliatum Raf. Native EPCI

fringed willowherb · Onagraceae
Epilobium ciliatum Raf. ssp. glandulosum (Lehm.) Hoch & P.H. Raven Native EPCIG

fringed willowherb · Onagraceae
Erigeron corymbosus Nutt. Native ERCO5

longleaf fleabane · Asteraceae
Erigeron divergens Torr. & A. Gray Native ERDI4

spreading fleabane · Asteraceae
Erigeron philadelphicus L. Native ERPH

Philadelphia fleabane · Asteraceae
Erigeron philadelphicus L. var. philadelphicus Native ERPHP

Philadelphia fleabane · Asteraceae
Erigeron pumilus Nutt. Native ERPU2

shaggy fleabane · Asteraceae
Erigeron speciosus (Lindl.) DC. Native ERSP4

aspen fleabane · Asteraceae
Eriogonum heracleoides Nutt. Native ERHE2

parsnipflower buckwheat · Polygonaceae
Eriogonum heracleoides Nutt. var. heracleoides Native ERHEH3

parsnipflower buckwheat · Polygonaceae
Eriogonum umbellatum Torr. Native ERUM

sulphur-flower buckwheat · Polygonaceae
Erodium cicutarium (L.) L'Hér. ex Aiton Introduced ERCI6

redstem stork's bill · Geraniaceae
Erodium cicutarium (L.) L'Hér. ex Aiton ssp. cicutarium Introduced ERCIC

redstem stork's bill · Geraniaceae
Erythronium grandiflorum Pursh Native ERGR9

yellow avalanche-lily · Liliaceae
Euphorbia cyparissias L. Introduced EUCY2

cypress spurge · Euphorbiaceae
Euphorbia esula L. Introduced EUES

leafy spurge · Euphorbiaceae
Eurybia conspicua (Lindl.) G.L. Nesom Native EUCO36

western showy aster · Asteraceae
Eurybia integrifolia (Nutt.) G.L. Nesom Native EUIN9

thickstem aster · Asteraceae
Euthamia occidentalis Nutt. Native EUOC4

western goldentop · Asteraceae
Fragaria virginiana Duchesne Native FRVI

Virginia strawberry · Rosaceae
Frangula purshiana (DC.) A. Gray Native FRPU7

Cascara buckthorn · Rhamnaceae
Frangula purshiana (DC.) A. Gray ssp. purshiana Native FRPUP

Cascara buckthorn · Rhamnaceae
Gaillardia aristata Pursh Native GAAR

blanketflower · Asteraceae
Galeopsis tetrahit L. Introduced GATE2

brittlestem hempnettle · Lamiaceae
Galeopsis tetrahit L. var. tetrahit Introduced GATET2

brittlestem hempnettle · Lamiaceae
Galium aparine L. Native GAAP2

stickywilly · Rubiaceae
Galium boreale L. Native GABO2

northern bedstraw · Rubiaceae
Galium trifidum L. Native GATR2

threepetal bedstraw · Rubiaceae
Gayophytum humile Juss. Native GAHU2

dwarf groundsmoke · Onagraceae
Gayophytum ramosissimum Torr. & A. Gray Native GARA2

pinyon groundsmoke · Onagraceae
Gentiana affinis Griseb. Native GEAF

pleated gentian · Gentianaceae
Gentianella amarella (L.) Börner Native GEAM3

autumn dwarf gentian · Gentianaceae
Gentianella amarella (L.) Börner ssp. acuta (Michx.) J.M. Gillett Native GEAMA

autumn dwarf gentian · Gentianaceae
Geranium bicknellii Britton Native GEBI2

Bicknell's cranesbill · Geraniaceae
Geranium molle L. Introduced GEMO

dovefoot geranium · Geraniaceae
Geranium pusillum L. Introduced GEPU2

small geranium · Geraniaceae
Geranium richardsonii Fisch. & Trautv. Native GERI

Richardson's geranium · Geraniaceae
Geranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. Native GEVI2

sticky purple geranium · Geraniaceae
Geum rivale L. Native GERI2

purple avens · Rosaceae
Geum triflorum Pursh Native GETR

old man's whiskers · Rosaceae
Glechoma hederacea L. Introduced GLHE2

ground ivy · Lamiaceae
Glycyrrhiza lepidota Pursh Native GLLE3

American licorice · Fabaceae
Gnaphalium uliginosum L. Introduced GNUL

marsh cudweed · Asteraceae
Goodyera oblongifolia Raf. Native GOOB2

western rattlesnake plantain · Orchidaceae
Goodyera repens (L.) R. Br. Native GORE2

lesser rattlesnake plantain · Orchidaceae
Gratiola neglecta Torr. Native GRNE

clammy hedgehyssop · Scrophulariaceae
Grindelia squarrosa (Pursh) Dunal Native GRSQ

curlycup gumweed · Asteraceae
Gypsophila paniculata L. Introduced GYPA

baby's breath · Caryophyllaceae
Hedysarum sulphurescens Rydb. Native HESU

white sweetvetch · Fabaceae
Helenium autumnale L. Native HEAU

common sneezeweed · Asteraceae
Helenium autumnale L. var. montanum (Nutt.) Fernald Native HEAUM

mountain sneezeweed · Asteraceae
Heracleum maximum W. Bartram Native HEMA80

common cowparsnip · Apiaceae
Hesperis matronalis L. Introduced HEMA3

dames rocket · Brassicaceae
Heuchera cylindrica Douglas ex Hook. Native HECY2

roundleaf alumroot · Saxifragaceae
Hieracium aurantiacum L. Introduced HIAU

orange hawkweed · Asteraceae
Hieracium caespitosum Dumort. Introduced HICA10

meadow hawkweed · Asteraceae
Hieracium cynoglossoides Arv.-Touv. Native HICY

houndstongue hawkweed · Asteraceae
Hieracium piloselloides Vill. Introduced HIPI2

tall hawkweed · Asteraceae
Hieracium umbellatum L. Native HIUM

narrowleaf hawkweed · Asteraceae
Hieracium ×floribundum Wimm. & Grab. (pro sp.) [caespitosum × lactucella] Introduced HIFL3

hawkweed · Asteraceae
Hippuris vulgaris L. Native HIVU2

common mare's-tail · Hippuridaceae
Holodiscus discolor (Pursh) Maxim. Native HODI

oceanspray · Rosaceae
Holosteum umbellatum L. Introduced HOUM

jagged chickweed · Caryophyllaceae
Hydrophyllum capitatum Douglas ex Benth. Native HYCA4

ballhead waterleaf · Hydrophyllaceae
Hydrophyllum capitatum Douglas ex Benth. var. capitatum Native HYCAC

ballhead waterleaf · Hydrophyllaceae
Hyoscyamus niger L. Introduced HYNI

black henbane · Solanaceae
Hypericum perforatum L. Introduced HYPE

common St. Johnswort · Clusiaceae
Hypericum scouleri Hook. Native HYSC5

Scouler's St. Johnswort · Clusiaceae
Hyssopus officinalis L. Introduced HYOF

hyssop · Lamiaceae
Iliamna rivularis (Douglas ex Hook.) Greene Native ILRI

streambank wild hollyhock · Malvaceae
Impatiens aurella Rydb. Native IMAU

paleyellow touch-me-not · Balsaminaceae
Iris pseudacorus L. Introduced IRPS

paleyellow iris · Iridaceae
Iva axillaris Pursh Native IVAX

povertyweed · Asteraceae
Juncus articulatus L. Native JUAR4

jointleaf rush · Juncaceae
Juncus bufonius L. Native JUBU

toad rush · Juncaceae
Juncus bufonius L. var. bufonius Native JUBUB

toad rush · Juncaceae
Juncus parryi Engelm. Native JUPA

Parry's rush · Juncaceae
Juncus tenuis Willd. Native JUTE

poverty rush · Juncaceae
Juncus torreyi Coville Native JUTO

Torrey's rush · Juncaceae
Juncus tweedyi Rydb. Native JUTW

Tweedy's rush · Juncaceae
Knautia arvensis (L.) J.M. Coult. Introduced KNAR

field scabiosa · Dipsacaceae
Lactuca serriola L. Introduced LASE

prickly lettuce · Asteraceae
Lamium amplexicaule L. Introduced LAAM

henbit deadnettle · Lamiaceae
Lappula occidentalis (S. Watson) Greene Native LAOC3

flatspine stickseed · Boraginaceae
Lappula occidentalis (S. Watson) Greene var. occidentalis Native LAOCO

flatspine stickseed · Boraginaceae
Lappula squarrosa (Retz.) Dumort. Introduced LASQ

European stickseed · Boraginaceae
Lathyrus latifolius L. Introduced LALA4

perennial pea · Fabaceae
Lathyrus ochroleucus Hook. Native LAOC2

cream pea · Fabaceae
Lemna minor L. Native LEMI3

common duckweed · Lemnaceae
Lemna trisulca L. Native LETR

star duckweed · Lemnaceae
Lepidium campestre (L.) W.T. Aiton Introduced LECA5

field pepperweed · Brassicaceae
Lepidium densiflorum Schrad. Both LEDE

common pepperweed · Brassicaceae
Lepidium latifolium L. Introduced LELA2

broadleaved pepperweed · Brassicaceae
Lepidium perfoliatum L. Introduced LEPE2

clasping pepperweed · Brassicaceae
Leucanthemum vulgare Lam. Introduced LEVU

oxeye daisy · Asteraceae
Lewisia rediviva Pursh Native LERE7

bitter root · Portulacaceae
Lewisia rediviva Pursh var. rediviva Native LERER

bitter root · Portulacaceae
Linaria dalmatica (L.) Mill. Introduced LIDA

Dalmatian toadflax · Scrophulariaceae
Linaria dalmatica (L.) Mill. ssp. dalmatica Introduced LIDAD

Dalmatian toadflax · Scrophulariaceae
Linaria vulgaris Mill. Introduced LIVU2

butter and eggs · Scrophulariaceae
Linnaea borealis L. Native LIBO3

twinflower · Caprifoliaceae
Linnaea borealis L. ssp. americana (Forbes) Hultén ex R.T. Clausen Native LIBOA

twinflower · Caprifoliaceae
Lithospermum ruderale Douglas ex Lehm. Native LIRU4

western stoneseed · Boraginaceae
Lobelia kalmii L. Native LOKA

Ontario lobelia · Campanulaceae
Lobularia maritima (L.) Desv. Introduced LOMA

sweet alyssum · Brassicaceae
Logfia arvensis (L.) Holub Introduced LOAR5

field cottonrose · Asteraceae
Lolium perenne L. Introduced LOPE

perennial ryegrass · Poaceae
Lomatium dissectum (Nutt.) Mathias & Constance Native LODI

fernleaf biscuitroot · Apiaceae
Lomatium dissectum (Nutt.) Mathias & Constance var. multifidum Native LODIM

carrotleaf biscuitroot · Apiaceae
Lomatium macrocarpum (Nutt. ex Torr. & A. Gray) J.M. Coult. & Rose Native LOMA3

bigseed biscuitroot · Apiaceae
Lomatium triternatum (Pursh) J.M. Coult. & Rose Native LOTR2

nineleaf biscuitroot · Apiaceae
Lomatium triternatum (Pursh) J.M. Coult. & Rose var. triternatum Native LOTRT

nineleaf biscuitroot · Apiaceae
Lonicera ciliosa (Pursh) Poir. ex DC. Native LOCI3

orange honeysuckle · Caprifoliaceae
Lonicera involucrata (Richardson) Banks ex Spreng. Native LOIN5

twinberry honeysuckle · Caprifoliaceae
Lonicera involucrata (Richardson) Banks ex Spreng. var. involucrata Native LOINI

twinberry honeysuckle · Caprifoliaceae
Lonicera utahensis S. Watson Native LOUT2

Utah honeysuckle · Caprifoliaceae
Lotus corniculatus L. Introduced LOCO6

bird's-foot trefoil · Fabaceae
Lotus corniculatus L. var. corniculatus Introduced LOCOC5

bird's-foot trefoil · Fabaceae
Lupinus argenteus Pursh Native LUAR3

silvery lupine · Fabaceae
Lupinus argenteus Pursh ssp. argenteus Native LUARA5

silvery lupine · Fabaceae
Lupinus argenteus Pursh ssp. argenteus var. laxiflorus (Douglas ex Lindl.) Dorn Native LUARL5

silvery lupine · Fabaceae
Lupinus bingenensis Suksd. Native LUBI3

Bingen lupine · Fabaceae
Lupinus bingenensis Suksd. var. subsaccatus Native LUBIS

Bingen lupine · Fabaceae
Lupinus leucophyllus Douglas ex Lindl. Native LULE3

velvet lupine · Fabaceae
Lupinus leucophyllus Douglas ex Lindl. ssp. leucophyllus Native LULEL4

velvet lupine · Fabaceae
Lupinus sericeus Pursh Native LUSE4

silky lupine · Fabaceae
Lupinus sericeus Pursh ssp. sericeus Native LUSES2

silky lupine · Fabaceae
Lysimachia ciliata L. Native LYCI

fringed loosestrife · Primulaceae
Lysimachia thyrsiflora L. Native LYTH2

tufted loosestrife · Primulaceae
Lythrum salicaria L. Introduced LYSA2

purple loosestrife · Lythraceae
Madia glomerata Hook. Native MAGL2

mountain tarweed · Asteraceae
Mahonia repens (Lindl.) G. Don Native MARE11

creeping barberry · Berberidaceae
Maianthemum racemosum (L.) Link Native MARA7

feathery false lily of the valley · Liliaceae
Maianthemum racemosum (L.) Link ssp. amplexicaule (Nutt.) LaFrankie Native MARAA

feathery false lily of the valley · Liliaceae
Malva moschata L. Introduced MAMO2

musk mallow · Malvaceae
Malva neglecta Wallr. Introduced MANE

common mallow · Malvaceae
Malva parviflora L. Introduced MAPA5

cheeseweed mallow · Malvaceae
Malva sylvestris L. Introduced MASY

high mallow · Malvaceae
Matricaria discoidea DC. Introduced MADI6

disc mayweed · Asteraceae
Medicago lupulina L. Introduced MELU

black medick · Fabaceae
Medicago sativa L. Introduced MESA

alfalfa · Fabaceae
Melilotus officinalis (L.) Lam. Introduced MEOF

sweetclover · Fabaceae
Mentha arvensis L. Native MEAR4

wild mint · Lamiaceae
Menyanthes trifoliata L. Native METR3

buckbean · Menyanthaceae
Microseris nutans (Hook.) Sch. Bip. Native MINU

nodding microseris · Asteraceae
Microsteris gracilis (Hook.) Greene Native MIGR

slender phlox · Polemoniaceae
Microsteris gracilis (Hook.) Greene var. gracilis Native MIGRG4

slender phlox · Polemoniaceae
Mimulus guttatus DC. Native MIGU

seep monkeyflower · Scrophulariaceae
Mimulus lewisii Pursh Native MILE2

purple monkeyflower · Scrophulariaceae
Mimulus moschatus Douglas ex Lindl. Native MIMO3

muskflower · Scrophulariaceae
Mimulus moschatus Douglas ex Lindl. var. moschatus Native MIMOM2

muskflower · Scrophulariaceae
Mitella pentandra Hook. Native MIPE

fivestamen miterwort · Saxifragaceae
Monarda fistulosa L. Native MOFI

wild bergamot · Lamiaceae
Monarda fistulosa L. ssp. fistulosa Native MOFIF

wild bergamot · Lamiaceae
Monarda fistulosa L. ssp. fistulosa var. menthifolia (Graham) Fernald Native MOFIM2

mintleaf bergamot · Lamiaceae
Montia linearis (Douglas ex Hook.) Greene Native MOLI4

narrowleaf minerslettuce · Portulacaceae
Myosotis arvensis (L.) Hill Introduced MYAR

field forget-me-not · Boraginaceae
Myosotis asiatica (Vesterg.) Schischkin & Sergievskaja Native MYAS2

Asian forget-me-not · Boraginaceae
Myosotis scorpioides L. Introduced MYSC

true forget-me-not · Boraginaceae
Myosotis stricta Link ex Roem. & Schult. Introduced MYST2

strict forget-me-not · Boraginaceae
Nasturtium officinale W.T. Aiton Introduced NAOF

watercress · Brassicaceae
Nemophila breviflora A. Gray Native NEBR

basin nemophila · Hydrophyllaceae
Nepeta cataria L. Introduced NECA2

catnip · Lamiaceae
Nuphar lutea (L.) Sm. Native NULU

yellow pond-lily · Nymphaeaceae
Nuphar lutea (L.) Sm. ssp. polysepala (Engelm.) E.O. Beal Native NULUP

Rocky Mountain pond-lily · Nymphaeaceae
Oenothera suffrutescens (Ser.) W.L. Wagner & Hoch Native OESU3

scarlet beeblossom · Onagraceae
Oplopanax horridus (Sm.) Miq. Native OPHO

devilsclub · Araliaceae
Orthocarpus tenuifolius (Pursh) Benth. Native ORTE2

thinleaved owl's-clover · Scrophulariaceae
Osmorhiza occidentalis (Nutt. ex Torr. & A. Gray) Torr. Native OSOC

western sweetroot · Apiaceae
Packera cana (Hook.) W.A. Weber & Á. Löve Native PACA15

woolly groundsel · Asteraceae
Packera pseudaurea (Rydb.) W.A. Weber & Á. Löve Native PAPS5

falsegold groundsel · Asteraceae
Packera pseudaurea (Rydb.) W.A. Weber & Á. Löve var. pseudaurea Native PAPSP2

falsegold groundsel · Asteraceae
Pastinaca sativa L. Introduced PASA2

wild parsnip · Apiaceae
Pedicularis racemosa Douglas ex Benth. Native PERA

sickletop lousewort · Scrophulariaceae
Pedicularis racemosa Douglas ex Benth. ssp. alba Pennell Native PERAA

sickletop lousewort · Scrophulariaceae
Penstemon albertinus Greene Native PEAL11

Alberta beardtongue · Scrophulariaceae
Penstemon confertus Douglas ex Lindl. Native PECO6

yellow penstemon · Scrophulariaceae
Penstemon lyallii (A. Gray) A. Gray Native PELY2

Lyall's beardtongue · Scrophulariaceae
Penstemon wilcoxii Rydb. Native PEWI

Wilcox's penstemon · Scrophulariaceae
Perideridia gairdneri (Hook. & Arn.) Mathias Native PEGA3

Gardner's yampah · Apiaceae
Perideridia gairdneri (Hook. & Arn.) Mathias ssp. borealis T.I. Chuang & Constance Native PEGAB

common yampah · Apiaceae
Phacelia hastata Douglas ex Lehm. Native PHHA

silverleaf phacelia · Hydrophyllaceae
Phacelia hastata Douglas ex Lehm. var. hastata Native PHHAH

silverleaf phacelia · Hydrophyllaceae
Phalaris arundinacea L. Native PHAR3

reed canarygrass · Poaceae
Phleum pratense L. Introduced PHPR3

timothy · Poaceae
Phlox hoodii Richardson Native PHHO

spiny phlox · Polemoniaceae
Physocarpus malvaceus (Greene) Kuntze Native PHMA5

mallow ninebark · Rosaceae
Physostegia parviflora Nutt. ex A. Gray Native PHPA10

western false dragonhead · Lamiaceae
Picea engelmannii Parry ex Engelm. Native PIEN

Engelmann spruce · Pinaceae
Picea engelmannii Parry ex Engelm. var. engelmannii Native PIENE

Engelmann spruce · Pinaceae
Pinus ponderosa Lawson & C. Lawson Native PIPO

ponderosa pine · Pinaceae
Pinus ponderosa Lawson & C. Lawson var. ponderosa C. Lawson Native PIPOP

ponderosa pine · Pinaceae
Pinus ponderosa Lawson & C. Lawson var. scopulorum Engelm. Native PIPOS

ponderosa pine · Pinaceae
Plantago canescens M.F. Adams Native PLCA3

gray pubescent plantain · Plantaginaceae
Plantago lanceolata L. Introduced PLLA

narrowleaf plantain · Plantaginaceae
Plantago major L. Introduced PLMA2

common plantain · Plantaginaceae
Plantago patagonica Jacq. Native PLPA2

woolly plantain · Plantaginaceae
Poa annua L. Introduced POAN

annual bluegrass · Poaceae
Poa bulbosa L. Introduced POBU

bulbous bluegrass · Poaceae
Poa compressa L. Introduced POCO

Canada bluegrass · Poaceae
Poa palustris L. Native POPA2

fowl bluegrass · Poaceae
Poa pratensis L. Both POPR

Kentucky bluegrass · Poaceae
Poa trivialis L. Introduced POTR2

rough bluegrass · Poaceae
Polemonium pulcherrimum Hook. Native POPU3

Jacob's-ladder · Polemoniaceae
Polemonium pulcherrimum Hook. ssp. pulcherrimum Native POPUP3

Jacob's-ladder · Polemoniaceae
Polygonum amphibium L. Native POAM8

water knotweed · Polygonaceae
Polygonum amphibium L. var. emersum Michx. Native POAME

longroot smartweed · Polygonaceae
Polygonum aviculare L. Introduced POAV

prostrate knotweed · Polygonaceae
Polygonum bistortoides Pursh Native POBI6

American bistort · Polygonaceae
Polygonum convolvulus L. Introduced POCO10

black bindweed · Polygonaceae
Polygonum convolvulus L. var. convolvulus Introduced POCOC2

black bindweed · Polygonaceae
Polygonum cuspidatum Siebold & Zucc. Introduced POCU6

Japanese knotweed · Polygonaceae
Polygonum douglasii Greene Native PODO4

Douglas' knotweed · Polygonaceae
Polygonum hydropiper L. Introduced POHY

marshpepper knotweed · Polygonaceae
Polygonum lapathifolium L. Native POLA4

curlytop knotweed · Polygonaceae
Polygonum persicaria L. Introduced POPE3

spotted ladysthumb · Polygonaceae
Polygonum punctatum Elliott Native POPU5

dotted smartweed · Polygonaceae
Polygonum punctatum Elliott var. confertiflorum (Meisn.) Fassett Native POPUC2

dotted smartweed · Polygonaceae
Polygonum sachalinense F. Schmidt ex Maxim. Introduced POSA4

giant knotweed · Polygonaceae
Polypogon monspeliensis (L.) Desf. Introduced POMO5

annual rabbitsfoot grass · Poaceae
Populus balsamifera L. Native POBA2

balsam poplar · Salicaceae
Populus balsamifera L. ssp. trichocarpa (Torr. & A. Gray ex Hook.) Brayshaw Native POBAT

black cottonwood · Salicaceae
Populus tremuloides Michx. Native POTR5

quaking aspen · Salicaceae
Populus ×acuminata Rydb. (pro sp.) [angustifolia × deltoides] Native POAC5

lanceleaf cottonwood · Salicaceae
Portulaca oleracea L. Both POOL

little hogweed · Portulacaceae
Potamogeton crispus L. Introduced POCR3

curly pondweed · Potamogetonaceae
Potamogeton friesii Rupr. Native POFR3

Fries' pondweed · Potamogetonaceae
Potamogeton natans L. Native PONA4

floating pondweed · Potamogetonaceae
Potentilla argentea L. Introduced POAR8

silver cinquefoil · Rosaceae
Potentilla argentea L. var. argentea Introduced POARA3

silver cinquefoil · Rosaceae
Potentilla glandulosa Lindl. Native POGL9

sticky cinquefoil · Rosaceae
Potentilla gracilis Douglas ex Hook. Native POGR9

slender cinquefoil · Rosaceae
Potentilla norvegica L. Native PONO3

Norwegian cinquefoil · Rosaceae
Potentilla norvegica L. ssp. monspeliensis (L.) Asch. & Graebn. Native PONOM

Norwegian cinquefoil · Rosaceae
Potentilla recta L. Introduced PORE5

sulphur cinquefoil · Rosaceae
Prosartes hookeri Torr. Native PRHO2

drops-of-gold · Liliaceae
Prosartes hookeri Torr. var. oregana (S. Watson) Kartesz Native PRHOO

Oregon drops of gold · Liliaceae
Prosartes trachycarpa S. Watson Native PRTR4

roughfruit fairybells · Liliaceae
Prunella vulgaris L. Native PRVU

common selfheal · Lamiaceae
Prunella vulgaris L. ssp. lanceolata (W. Bartram) Hultén Native PRVUL2

lance selfheal · Lamiaceae
Prunus pensylvanica L. f. Native PRPE2

pin cherry · Rosaceae
Prunus virginiana L. Native PRVI

chokecherry · Rosaceae
Prunus virginiana L. var. melanocarpa (A. Nelson) Sarg. Native PRVIM

black chokecherry · Rosaceae
Pterospora andromedea Nutt. Native PTAN2

woodland pinedrops · Monotropaceae
Puccinellia distans (Jacq.) Parl. Both PUDI

weeping alkaligrass · Poaceae
Puccinellia distans (Jacq.) Parl. ssp. distans Introduced PUDID

weeping alkaligrass · Poaceae
Purshia tridentata (Pursh) DC. Native PUTR2

antelope bitterbrush · Rosaceae
Pyrola asarifolia Michx. Native PYAS

liverleaf wintergreen · Pyrolaceae
Pyrola chlorantha Sw. Native PYCH

greenflowered wintergreen · Pyrolaceae
Ranunculus acriformis A. Gray Native RAAC2

sharpleaf buttercup · Ranunculaceae
Ranunculus acriformis A. Gray var. montanensis (Rydb.) L.D. Benson Native RAACM

mountain sharp buttercup · Ranunculaceae
Ranunculus acris L. Both RAAC3

tall buttercup · Ranunculaceae
Ranunculus acris L. var. acris Introduced RAACA3

showy buttercup · Ranunculaceae
Ranunculus flammula L. Native RAFL2

greater creeping spearwort · Ranunculaceae
Ranunculus glaberrimus Hook. Native RAGL

sagebrush buttercup · Ranunculaceae
Ranunculus repens L. Introduced RARE3

creeping buttercup · Ranunculaceae
Ranunculus uncinatus D. Don ex G. Don Native RAUN

woodland buttercup · Ranunculaceae
Ribes cereum Douglas Native RICE

wax currant · Grossulariaceae
Ribes montigenum McClatchie Native RIMO2

gooseberry currant · Grossulariaceae
Ribes oxyacanthoides L. Native RIOX

Canadian gooseberry · Grossulariaceae
Ribes oxyacanthoides L. ssp. irriguum (Douglas) Sinnott Native RIOXI

Idaho gooseberry · Grossulariaceae
Rosa nutkana C. Presl Native RONU

Nootka rose · Rosaceae
Rosa nutkana C. Presl var. hispida Fernald Native RONUH

bristly Nootka rose · Rosaceae
Rosa woodsii Lindl. Native ROWO

Woods' rose · Rosaceae
Rubus idaeus L. Both RUID

American red raspberry · Rosaceae
Rubus leucodermis Douglas ex Torr. & A. Gray Native RULE

whitebark raspberry · Rosaceae
Rubus leucodermis Douglas ex Torr. & A. Gray var. leucodermis Native RULEL

whitebark raspberry · Rosaceae
Rubus parviflorus Nutt. Native RUPA

thimbleberry · Rosaceae
Rubus parviflorus Nutt. var. parviflorus Native RUPAP2

thimbleberry · Rosaceae
Rumex acetosella L. Introduced RUAC3

common sheep sorrel · Polygonaceae
Rumex crispus L. Introduced RUCR

curly dock · Polygonaceae
Rumex crispus L. ssp. crispus Introduced RUCRC

curly dock · Polygonaceae
Rumex salicifolius Weinm. Native RUSA

willow dock · Polygonaceae
Sagittaria cuneata Sheldon Native SACU

arumleaf arrowhead · Alismataceae
Salix bebbiana Sarg. Native SABE2

Bebb willow · Salicaceae
Salix candida Flueggé ex Willd. Native SACA4

sageleaf willow · Salicaceae
Salix exigua Nutt. Native SAEX

narrowleaf willow · Salicaceae
Salix scouleriana Barratt ex Hook. Native SASC

Scouler's willow · Salicaceae
Salsola tragus L. Introduced SATR12

prickly Russian thistle · Chenopodiaceae
Sambucus nigra L. Both SANI4

black elderberry · Caprifoliaceae
Sambucus nigra L. ssp. cerulea (Raf.) R. Bolli Native SANIC5

blue elderberry · Caprifoliaceae
Sambucus racemosa L. Native SARA2

red elderberry · Caprifoliaceae
Sambucus racemosa L. var. melanocarpa (A. Gray) McMinn Native SARAM4

Rocky Mountain elder · Caprifoliaceae
Sanguisorba annua (Nutt. ex Hook.) Nutt. ex Torr. & A. Gray Native SAAN2

prairie burnet · Rosaceae
Sanguisorba minor Scop. Introduced SAMI3

small burnet · Rosaceae
Sanguisorba minor Scop. ssp. balearica (Bourg. ex Nyman) M. Garm. & C. Navarro Introduced SAMIB2

small burnet · Rosaceae
Sanicula marilandica L. Native SAMA2

Maryland sanicle · Apiaceae
Schedonorus arundinaceus (Schreb.) Dumort., nom. cons. Introduced SCAR7

tall fescue · Poaceae
Schedonorus pratensis (Huds.) P. Beauv. Introduced SCPR4

meadow fescue · Poaceae
Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller Native SCAM6

chairmaker's bulrush · Cyperaceae
Scirpus atrovirens Willd. Native SCAT2

green bulrush · Cyperaceae
Sclerochloa dura (L.) P. Beauv. Introduced SCDU2

common hardgrass · Poaceae
Scutellaria galericulata L. Native SCGA

marsh skullcap · Lamiaceae
Sedum stenopetalum Pursh Native SEST2

wormleaf stonecrop · Crassulaceae
Sedum stenopetalum Pursh ssp. stenopetalum Native SESTS2

wormleaf stonecrop · Crassulaceae
Senecio integerrimus Nutt. Native SEIN2

lambstongue ragwort · Asteraceae
Senecio serra Hook. Native SESE2

tall ragwort · Asteraceae
Senecio serra Hook. var. serra Native SESES

tall ragwort · Asteraceae
Senecio triangularis Hook. Native SETR

arrowleaf ragwort · Asteraceae
Senecio vulgaris L. Introduced SEVU

old-man-in-the-Spring · Asteraceae
Setaria viridis (L.) P. Beauv. Introduced SEVI4

green bristlegrass · Poaceae
Setaria viridis (L.) P. Beauv. var. viridis Introduced SEVIV

green bristlegrass · Poaceae
Shepherdia argentea (Pursh) Nutt. Native SHAR

silver buffaloberry · Elaeagnaceae
Shepherdia canadensis (L.) Nutt. Native SHCA

russet buffaloberry · Elaeagnaceae
Silene conoidea L. Introduced SICO4

weed silene · Caryophyllaceae
Silene dichotoma Ehrh. Introduced SIDI2

forked catchfly · Caryophyllaceae
Silene douglasii Hook. Native SIDO

Douglas's catchfly · Caryophyllaceae
Silene douglasii Hook. var. douglasii Native SIDOD

Douglas's catchfly · Caryophyllaceae
Silene latifolia Poir. Introduced SILA21

bladder campion · Caryophyllaceae
Silene latifolia Poir. ssp. alba (Mill.) Greuter & Burdet Introduced SILAA3

bladder campion · Caryophyllaceae
Silene menziesii Hook. Native SIME

Menzies' campion · Caryophyllaceae
Silene menziesii Hook. ssp. menziesii Native SIMEM

Menzies' campion · Caryophyllaceae
Silene noctiflora L. Introduced SINO

nightflowering silene · Caryophyllaceae
Silene vulgaris (Moench) Garcke Introduced SIVU

maidenstears · Caryophyllaceae
Sisymbrium altissimum L. Introduced SIAL2

tall tumblemustard · Brassicaceae
Sisyrinchium montanum Greene Native SIMO2

strict blue-eyed grass · Iridaceae
Sisyrinchium montanum Greene var. montanum Native SIMOM

strict blue-eyed grass · Iridaceae
Solanum dulcamara L. Introduced SODU

climbing nightshade · Solanaceae
Solanum dulcamara L. var. dulcamara Introduced SODUD

climbing nightshade · Solanaceae
Solanum physalifolium Rusby Introduced SOPH

hoe nightshade · Solanaceae
Solanum ptycanthum Dunal Native SOPT7

West Indian nightshade · Solanaceae
Solidago canadensis L. Native SOCA6

Canada goldenrod · Asteraceae
Solidago gigantea Aiton Native SOGI

giant goldenrod · Asteraceae
Solidago missouriensis Nutt. Native SOMI2

Missouri goldenrod · Asteraceae
Solidago missouriensis Nutt. var. missouriensis Native SOMIM

Missouri goldenrod · Asteraceae
Sonchus arvensis L. Introduced SOAR2

field sowthistle · Asteraceae
Sonchus asper (L.) Hill Introduced SOAS

spiny sowthistle · Asteraceae
Sonchus oleraceus L. Introduced SOOL

common sowthistle · Asteraceae
Spergula arvensis L. Introduced SPAR

corn spurry · Caryophyllaceae
Spergularia rubra (L.) J. Presl & C. Presl Introduced SPRU

red sandspurry · Caryophyllaceae
Spergularia salina J. Presl & C. Presl Native SPSA5

salt sandspurry · Caryophyllaceae
Sphaeralcea coccinea (Nutt.) Rydb. Native SPCO

scarlet globemallow · Malvaceae
Sphaeralcea coccinea (Nutt.) Rydb. ssp. coccinea Native SPCOC

scarlet globemallow · Malvaceae
Spiraea douglasii Hook. Native SPDO

rose spirea · Rosaceae
Spiraea douglasii Hook. var. menziesii (Hook.) C. Presl Native SPDOM

Menzies' spirea · Rosaceae
Spiraea lucida Douglas ex Greene Native SPLU5

shinyleaf spirea · Rosaceae
Stellaria media (L.) Vill. Introduced STME2

common chickweed · Caryophyllaceae
Stellaria media (L.) Vill. ssp. media Introduced STMEM

common chickweed · Caryophyllaceae
Stenanthium occidentale A. Gray Native STOC

western featherbells · Liliaceae
Streptopus amplexifolius (L.) DC. Both STAM2

claspleaf twistedstalk · Liliaceae
Stuckenia pectinata (L.) Börner Native STPE15

sago pondweed · Potamogetonaceae
Symphoricarpos albus (L.) S.F. Blake Native SYAL

common snowberry · Caprifoliaceae
Symphyotrichum falcatum (Lindl.) G.L. Nesom Native SYFA

white prairie aster · Asteraceae
Symphyotrichum falcatum (Lindl.) G.L. Nesom var. falcatum Native SYFAF

white prairie aster · Asteraceae
Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom Native SYFO2

alpine leafybract aster · Asteraceae
Symphyotrichum foliaceum (Lindl. ex DC.) G.L. Nesom var. foliaceum Native SYFOF

alpine leafybract aster · Asteraceae
Symphyotrichum frondosum (Nutt.) G.L. Nesom Native SYFR2

short-rayed alkali aster · Asteraceae
Symphyotrichum laeve (L.) Á. Löve & D. Löve Native SYLA3

smooth blue aster · Asteraceae
Symphyotrichum laeve (L.) Á. Löve & D. Löve var. geyeri (A. Gray) G.L. Nesom Native SYLAG

Geyer's aster · Asteraceae
Symphyotrichum spathulatum (Lindl.) G.L. Nesom Native SYSP

western mountain aster · Asteraceae
Symphyotrichum spathulatum (Lindl.) G.L. Nesom var. spathulatum Native SYSPS

western mountain aster · Asteraceae
Symphytum officinale L. Introduced SYOF

common comfrey · Boraginaceae
Tanacetum parthenium (L.) Sch. Bip. Introduced TAPA6

feverfew · Asteraceae
Tanacetum vulgare L. Introduced TAVU

common tansy · Asteraceae
Taraxacum officinale F.H. Wigg. Both TAOF

common dandelion · Asteraceae
Taraxacum officinale F.H. Wigg. ssp. ceratophorum (Ledeb.) Schinz ex Thell. Native TAOFC

common dandelion · Asteraceae
Thalictrum occidentale A. Gray Native THOC

western meadow-rue · Ranunculaceae
Thalictrum occidentale A. Gray var. occidentale Native THOCO2

western meadow-rue · Ranunculaceae
Thinopyrum intermedium (Host) Barkworth & D.R. Dewey Introduced THIN6

intermediate wheatgrass · Poaceae
Thinopyrum ponticum (Podp.) Z.-W. Liu & R.-C. Wang Introduced THPO7

tall wheatgrass · Poaceae
Thlaspi arvense L. Introduced THAR5

field pennycress · Brassicaceae
Thymus praecox Opiz Introduced THPR

mother of thyme · Lamiaceae
Thymus praecox Opiz ssp. arcticus (Durand) Jalas Introduced THPRA

creeping thyme · Lamiaceae
Tiarella trifoliata L. Native TITR

threeleaf foamflower · Saxifragaceae
Tiarella trifoliata L. var. unifoliata (Hook.) Kurtz Native TITRU

oneleaf foamflower · Saxifragaceae
Tragopogon dubius Scop. Introduced TRDU

yellow salsify · Asteraceae
Tragopogon mirus Ownbey Native TRMI7

remarkable goatsbeard · Asteraceae
Tragopogon porrifolius L. Introduced TRPO

salsify · Asteraceae
Tragopogon pratensis L. Introduced TRPR

Jack-go-to-bed-at-noon · Asteraceae
Trifolium aureum Pollich Introduced TRAU2

golden clover · Fabaceae
Trifolium campestre Schreb. Introduced TRCA5

field clover · Fabaceae
Trifolium dubium Sibth. Introduced TRDU2

suckling clover · Fabaceae
Trifolium hybridum L. Introduced TRHY

alsike clover · Fabaceae
Trifolium pratense L. Introduced TRPR2

red clover · Fabaceae
Trifolium repens L. Introduced TRRE3

white clover · Fabaceae
Triticum aestivum L. Introduced TRAE

common wheat · Poaceae
Urtica dioica L. Both URDI

stinging nettle · Urticaceae
Vaccaria hispanica (Mill.) Rauschert Introduced VAHI2

cow soapwort · Caryophyllaceae
Vaccinium scoparium Leiberg ex Coville Native VASC

grouse whortleberry · Ericaceae
Verbascum blattaria L. Introduced VEBL

moth mullein · Scrophulariaceae
Verbascum thapsus L. Introduced VETH

common mullein · Scrophulariaceae
Verbena bracteata Cav. ex Lag. & Rodr. Native VEBR

bigbract verbena · Verbenaceae
Verbena hastata L. Native VEHA2

swamp verbena · Verbenaceae
Verbena hastata L. var. scabra Moldenke Native VEHAS

swamp verbena · Verbenaceae
Veronica americana Schwein. ex Benth. Native VEAM2

American speedwell · Scrophulariaceae
Veronica anagallis-aquatica L. Native VEAN2

water speedwell · Scrophulariaceae
Veronica arvensis L. Introduced VEAR

corn speedwell · Scrophulariaceae
Veronica officinalis L. Introduced VEOF2

common gypsyweed · Scrophulariaceae
Veronica officinalis L. var. officinalis Introduced VEOFO

common gypsyweed · Scrophulariaceae
Veronica persica Poir. Introduced VEPE3

birdeye speedwell · Scrophulariaceae
Veronica scutellata L. Native VESC2

skullcap speedwell · Scrophulariaceae
Veronica serpyllifolia L. Both VESE

thymeleaf speedwell · Scrophulariaceae
Vicia americana Muhl. ex Willd. Native VIAM

American vetch · Fabaceae
Vicia cracca L. Introduced VICR

bird vetch · Fabaceae
Vicia cracca L. ssp. cracca Introduced VICRC

bird vetch · Fabaceae
Vicia villosa Roth Introduced VIVI

winter vetch · Fabaceae
Viola adunca Sm. Native VIAD

hookedspur violet · Violaceae
Viola adunca Sm. var. adunca Native VIADA

hookedspur violet · Violaceae
Viola glabella Nutt. Native VIGL

pioneer violet · Violaceae
Viola macloskeyi Lloyd Native VIMA2

small white violet · Violaceae
Viola macloskeyi Lloyd ssp. pallens (Banks ex Ging) M.S. Baker Native VIMAP3

smooth white violet · Violaceae
Zizia aptera (A. Gray) Fernald Native ZIAP

meadow zizia · Apiaceae